| Sunset to Odenton (Maryland) | 947.22 mi (1,524.40 km) |
| Sunset to Odessa (Texas) | 1,395.28 mi (2,245.49 km) |
| Sunset to Ogden (Utah) | 2,096.98 mi (3,374.76 km) |
| Sunset to Oildale (California) | 2,380.34 mi (3,830.79 km) |
| Sunset to Ojus (Florida) | 21.03 mi (33.84 km) |
| Sunset to Okemos (Michigan) | 1,196.86 mi (1,926.17 km) |
| Sunset to Oklahoma City (Oklahoma) | 1,220.46 mi (1,964.15 km) |
| Sunset to Okmulgee (Oklahoma) | 1,152.54 mi (1,854.83 km) |
| Sunset to Olathe (Kansas) | 1,238.89 mi (1,993.80 km) |
| Sunset to Old Jamestown (Missouri) | 1,075.44 mi (1,730.76 km) |
| Sunset to Oldsmar (Florida) | 215.93 mi (347.50 km) |
| Sunset to Olean (New York) | 1,136.73 mi (1,829.39 km) |
| Sunset to Olive Branch (Mississippi) | 853.14 mi (1,372.99 km) |
| Sunset to Olivehurst (California) | 2,549.56 mi (4,103.12 km) |
| Sunset to Olney (Maryland) | 947.97 mi (1,525.60 km) |
